title: Evaluation of the rrn operon copy number in Bifidobacterium using real-time PCR.
mesh_terms: D001644:Bifidobacterium / Q000235:genetics*; D015139:Blotting, Southern; D004269:DNA, Bacterial / Q000032:analysis / Q000302:isolation & purification; D004275:DNA, Ribosomal / Q000032:analysis / Q000302:isolation & purification; D018628:Gene Dosage; D016133:Polymerase Chain Reaction / Q000379:methods*; D011110:Polymorphism, Genetic; D012336:RNA, Ribosomal, 16S / Q000235:genetics; D012407:rRNA Operon / Q000235:genetics*
chemical_list: D004269:DNA, Bacterial; D004275:DNA, Ribosomal; D012336:RNA, Ribosomal, 16S